Release 4.1.12

Release Date: 2022-05-19

A.13.1. Changes

  • Enhance in stopping pgpool main process. (Tatsuo Ishii)

    If "pgpool stop" couldn't terminate the main process within certain period (currently 5 seconds), send the signal again.

  • Change the PID length of pcp_proc_count command to 7 characters long. (Bo Peng)

  • Enhance error message to include the message kind returned and the backend node id while processing parse message. (Tatsuo Ishii)

  • Downgrade log level of ParameterStatus message from LOG to DEBUG5. (Tatsuo Ishii)

    Discussion: [pgpool-general: 8042]

  • Change the default value of pcp_listen_addresses from '*' to 'localhost'. (Tatsuo Ishii)

  • Adjust the field name in pcp_watchdog_info . (Muhammad Usama)

A.13.2. Bug fixes

  • Fix issue that watchdog cluster keeps rejecting the restarted remote node which is lost previously. (Muhammad Usama)

    Issue report: [pgpool-general: 7896]

  • Fix exit_handler in pgpool main process to avoid possible infinite wait. (Tatsuo Ishii)

  • Fix main process exiting if a backend is failing or shutting down while performing finding primary. (Tatsuo Ishii)

  • Fix segfaults in watchdog. (Muhammad Usama)

    Discussion: [pgpool-general: 8030]

  • Fixed follow_primary.sh.sample script to check the status of PostgreSQL using pg_isready . (Bo Peng)

A.13.3. Documents

  • Doc: update configuration example. (Masaya Kawamoto)

  • Doc: update the example output of pcp_watchdog_info . (Bo Peng)

  • Doc: mention that escaping is required if you are providing the password as an argument to pg_enc and the password contains a "$" character. (Bo Peng)

A.13.4. Regression Tests

  • Enhance regression test 018.detach_primary to avoid the timeut error. (Tatsuo Ishii)

  • Enhance regression test 074.bug700_memqcache_segfault to avoid the timeut error. (Tatsuo Ishii)

  • Improve regression test to detect segmentation fault. (Bo Peng)